What kind of mixture is salt solution and seawater? The salt water described above is homogeneous because the dissolved salt is evenly distributed throughout the entire salt water sample. Often it is easy to confuse a homogeneous mixture with a pure substance because they are both uniform. The difference is that the composition of the […]
Why is it important to have evidence?
Why is it important to have evidence? Evidence is used to back up or refute arguments, and it helps us to make decisions at work. Using evidence allows us to work out what is effective and what is not. Evidence indicates the ideas that are effective and those, which are not meaning that programs are […]
Which age group has the lowest self esteem?
Which age group has the lowest self esteem? Self-esteem was lowest among young adults but increased throughout adulthood, peaking at age 60, before it started to decline. These results are reported in the latest issue of the Journal of Personality and Social Psychology, published by the American Psychological Association. How do you fix low self […]
How is batholith formed?
How is batholith formed? Despite sounding like something out of Harry Potter, a batholith is a type of igneous rock that forms when magma rises into the earth’s crust, but does not erupt onto the surface. What are Sills give an example? Answer: Such sills are known as transgressive, examples include the Whin Sill and […]
How do you test pupillary response?
How do you test pupillary response? Performing the Exam for Pupillary Responses Observe the pupil size and shape at rest, looking for anisocoria (one pupil larger than the other) Observe the direct response (constriction of the illuminated pupil) Observe the consensual response (constriction of the opposite pupil) Repeat with the opposite pupil. What does it […]
Which angular velocity is greater a second hand minute hand and hour hand of a clock?
Can AC run DC?
Can AC run DC? You can use AC coils on DC circuits providing you apply enough DC voltage to draw the same amount of current as when operating on AC. Here’s an alternative to rewinding AC coils so that they can operate on DC circuits. It’s a relatively simple procedure requiring some calculations and some […]
What is the difference between infrared camera and thermal camera?
What is the difference between infrared camera and thermal camera? Active IR systems use short wavelength infrared light to illuminate an area of interest. Some of the infrared energy is reflected back to a camera and interpreted to generate an image. Thermal imaging systems use mid- or long wavelength IR energy. Can an infrared camera […]